ATE341923T1 - Audiokanalumsetzung - Google Patents

Audiokanalumsetzung

Info

Publication number
ATE341923T1
ATE341923T1 AT03770229T AT03770229T ATE341923T1 AT E341923 T1 ATE341923 T1 AT E341923T1 AT 03770229 T AT03770229 T AT 03770229T AT 03770229 T AT03770229 T AT 03770229T AT E341923 T1 ATE341923 T1 AT E341923T1
Authority
AT
Austria
Prior art keywords
input signals
correlation
signals
compact
variable matrix
Prior art date
Application number
AT03770229T
Other languages
English (en)
Inventor
Mark Franklin Davis
Original Assignee
Dolby Lab Licensing Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Application granted granted Critical
Publication of ATE341923T1 publication Critical patent/ATE341923T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Stereophonic System (AREA)
  • Machine Translation (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT03770229T 2002-08-07 2003-08-06 Audiokanalumsetzung ATE341923T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40198302P 2002-08-07 2002-08-07

Publications (1)

Publication Number Publication Date
ATE341923T1 true ATE341923T1 (de) 2006-10-15

Family

ID=33489220

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03770229T ATE341923T1 (de) 2002-08-07 2003-08-06 Audiokanalumsetzung

Country Status (16)

Country Link
EP (1) EP1527655B1 (de)
JP (1) JP4434951B2 (de)
KR (1) KR100988293B1 (de)
CN (1) CN1672464B (de)
AT (1) ATE341923T1 (de)
AU (1) AU2003278704B2 (de)
BR (2) BR0305746A (de)
CA (1) CA2494454C (de)
DE (1) DE60308876T2 (de)
DK (1) DK1527655T3 (de)
ES (1) ES2271654T3 (de)
IL (1) IL165941A (de)
MX (1) MXPA05001413A (de)
MY (1) MY139849A (de)
PL (1) PL373120A1 (de)
TW (1) TWI315828B (de)

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US7508947B2 (en) * 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
BRPI0518278B1 (pt) 2004-10-26 2018-04-24 Dolby Laboratories Licensing Corporation Método e aparelho para controlar uma característica de sonoridade particular de um sinal de áudio
CN101065988B (zh) * 2004-11-23 2011-03-02 皇家飞利浦电子股份有限公司 处理音频数据的设备和方法
TWI397901B (zh) * 2004-12-21 2013-06-01 杜比實驗室特許公司 控制音訊信號比響度特性之方法及其相關裝置與電腦程式
WO2006126856A2 (en) 2005-05-26 2006-11-30 Lg Electronics Inc. Method of encoding and decoding an audio signal
AU2006266579B2 (en) 2005-06-30 2009-10-22 Lg Electronics Inc. Method and apparatus for encoding and decoding an audio signal
JP2009500656A (ja) 2005-06-30 2009-01-08 エルジー エレクトロニクス インコーポレイティド オーディオ信号をエンコーディング及びデコーディングするための装置とその方法
EP1913576A2 (de) 2005-06-30 2008-04-23 LG Electronics Inc. Vorrichtung zum codieren und decodieren eines audiosignals und verfahren dafür
JP5108768B2 (ja) 2005-08-30 2012-12-26 エルジー エレクトロニクス インコーポレイティド オーディオ信号をエンコーディング及びデコーディングするための装置とその方法
MX2008002760A (es) 2005-08-30 2008-04-07 Lg Electronics Inc Metodo para decodificar una senal de audio.
US7788107B2 (en) 2005-08-30 2010-08-31 Lg Electronics Inc. Method for decoding an audio signal
US8577483B2 (en) 2005-08-30 2013-11-05 Lg Electronics, Inc. Method for decoding an audio signal
KR100878828B1 (ko) 2005-10-05 2009-01-14 엘지전자 주식회사 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치
BRPI0616859A2 (pt) 2005-10-05 2011-07-05 Lg Electronics Inc método e aparelho para processamento de sinais
US7646319B2 (en) 2005-10-05 2010-01-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7672379B2 (en) 2005-10-05 2010-03-02 Lg Electronics Inc. Audio signal processing, encoding, and decoding
US7751485B2 (en) 2005-10-05 2010-07-06 Lg Electronics Inc. Signal processing using pilot based coding
US7696907B2 (en) 2005-10-05 2010-04-13 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7742913B2 (en) 2005-10-24 2010-06-22 Lg Electronics Inc. Removing time delays in signal paths
US7752053B2 (en) 2006-01-13 2010-07-06 Lg Electronics Inc. Audio signal processing using pilot based coding
US7965848B2 (en) 2006-03-29 2011-06-21 Dolby International Ab Reduced number of channels decoding
JP5366104B2 (ja) * 2008-06-26 2013-12-11 オランジュ マルチチャネル・オーディオ信号の空間合成
WO2010080451A1 (en) 2008-12-18 2010-07-15 Dolby Laboratories Licensing Corporation Audio channel spatial translation
JP5314129B2 (ja) * 2009-03-31 2013-10-16 パナソニック株式会社 音響再生装置及び音響再生方法
CN101527874B (zh) * 2009-04-28 2011-03-23 张勤 一种动声声场系统
TWI444989B (zh) 2010-01-22 2014-07-11 Dolby Lab Licensing Corp 針對改良多通道上混使用多通道解相關之技術
US9008338B2 (en) * 2010-09-30 2015-04-14 Panasonic Intellectual Property Management Co., Ltd. Audio reproduction apparatus and audio reproduction method
CN104186001B (zh) * 2012-03-22 2018-03-27 迪拉克研究公司 使用支持扬声器的可变集合的音频预补偿控制器设计
EP2830335A3 (de) 2013-07-22 2015-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und Computerprogramm zur Zuordnung eines ersten und eines zweiten Eingabekanals an mindestens einen Ausgabekanal
EP2830051A3 (de) 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer, Audiodecodierer, Verfahren und Computerprogramm mit gemeinsamen codierten Restsignalen
KR101930671B1 (ko) 2015-06-24 2018-12-18 소니 주식회사 음성 처리 장치 및 방법, 그리고 기록 매체
CN106604199B (zh) * 2016-12-23 2018-09-18 湖南国科微电子股份有限公司 一种数字音频信号的矩阵处理方法及装置
US11019449B2 (en) * 2018-10-06 2021-05-25 Qualcomm Incorporated Six degrees of freedom and three degrees of freedom backward compatibility
MX2021006565A (es) 2018-12-07 2021-08-11 Fraunhofer Ges Forschung Aparato, metodo y programa de computadora para codificacion, decodificacion, procesamiento de escenas y otros procedimientos relacionados con codificacion de audio espacial basada en dirac que utiliza compensacion difusa.
TWI740206B (zh) * 2019-09-16 2021-09-21 宏碁股份有限公司 訊號量測的校正系統及其校正方法
CN114327040A (zh) * 2021-11-25 2022-04-12 歌尔股份有限公司 振动信号生成方法、装置、电子设备及存储介质
CN117319638B (zh) * 2023-09-26 2025-02-25 广东启扬科技有限公司 Af模组运动的起始位置测试方法及装置

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US5659619A (en) * 1994-05-11 1997-08-19 Aureal Semiconductor, Inc. Three-dimensional virtual audio display employing reduced complexity imaging filters
US6009179A (en) * 1997-01-24 1999-12-28 Sony Corporation Method and apparatus for electronically embedding directional cues in two channels of sound
US6072878A (en) * 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
AUPP271598A0 (en) * 1998-03-31 1998-04-23 Lake Dsp Pty Limited Headtracked processing for headtracked playback of audio signals
EP1054575A3 (de) * 1999-05-17 2002-09-18 Bose Corporation Richtdekodierer

Also Published As

Publication number Publication date
CA2494454A1 (en) 2004-03-04
CN1672464A (zh) 2005-09-21
CA2494454C (en) 2013-10-01
EP1527655B1 (de) 2006-10-04
ES2271654T3 (es) 2007-04-16
IL165941A0 (en) 2006-01-15
AU2003278704A1 (en) 2004-03-11
KR20050035878A (ko) 2005-04-19
TW200404222A (en) 2004-03-16
PL373120A1 (en) 2005-08-08
DE60308876D1 (de) 2006-11-16
IL165941A (en) 2010-06-30
BRPI0305746B1 (pt) 2018-03-20
HK1073963A1 (en) 2005-10-21
DE60308876T2 (de) 2007-03-01
KR100988293B1 (ko) 2010-10-18
EP1527655A2 (de) 2005-05-04
DK1527655T3 (da) 2007-01-29
MXPA05001413A (es) 2005-06-06
MY139849A (en) 2009-11-30
BR0305746A (pt) 2004-12-07
CN1672464B (zh) 2010-07-28
TWI315828B (en) 2009-10-11
AU2003278704B2 (en) 2009-04-23
JP4434951B2 (ja) 2010-03-17
JP2005535266A (ja) 2005-11-17

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